| Point Forecast: Old Faithful WY 44.45N 110.85W (Elev. 2255 m) |
Last Update: 11:13 am MDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (MDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 23 | 23 | 23 | 22 | 19 | 18 | 16 | 15 | 13 | 12 | 11 | 9 | 8 | 7 | 6 | 6 | 6 | 4 | 4 | 4 | 8 | 11 | 15 | 17 |
| Dewpoint (°C) | 4 | 4 | 3 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 6 | 5 | 4 | 4 | 4 | 8 | 9 | 9 | 8 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 9 | 9 | 7 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 3 |
| Wind Dir | WSW | WSW | WSW | W | W | NW | NNW | N | NNE | NNE | NNE | N | N | N | N | N | N | N | N | N | NNE | NNE | N | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 19 | 36 | 52 | 70 | 88 | 83 | 77 | 77 | 76 | 75 | 70 | 66 | 62 | 61 | 61 | 61 | 63 | 65 | 67 | 62 | 57 | 53 | 46 | 39 |
| Precipitation Potential (%) | 19 | 29 | 39 | 60 | 81 | 78 | 74 | 60 | 46 | 33 | 34 | 35 | 36 | 34 | 31 | 29 | 24 | 19 | 14 | 12 | 10 | 8 | 9 | 10 |
| Relative Humidity (%) | 28 | 28 | 27 | 36 | 45 | 52 | 58 | 65 | 71 | 78 | 85 | 93 | 100 | 100 | 100 | 99 | 97 | 100 | 100 | 98 | 100 | 89 | 69 | 56 |
| Rain | SChc | Chc | Chc | Lkly | Ocnl | Ocnl | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | SChc |
| Thunder | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | SChc |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (MDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 19 | 21 | 22 | 22 | 23 | 23 | 22 | 21 | 18 | 16 | 14 | 12 | 9 | 8 | 7 | 7 | 5 | 4 | 4 | 8 | 12 | 16 | 19 | 21 |
| Dewpoint (°C) | 8 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 4 | 4 | 5 | 4 | 4 | 4 | 4 | 3 | 2 | 1 | 1 | 3 | 4 | 4 | 3 | 2 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 6 | 6 |
| Wind Dir | W | W | W | W | W | W | W | W | WSW | WSW | SW | S | SSE | SSE | SSE | SSE | SSE | S | S | S | SSW | SSW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 33 | 27 | 21 | 16 | 12 | 9 | 7 | 8 | 10 | 11 | 9 | 6 | 4 | 5 | 6 | 7 | 6 | 4 | 3 | 3 | 4 | 4 | 4 | 5 |
| Precipitation Potential (%) | 10 | 9 | 7 | 6 | 5 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 47 | 39 | 35 | 33 | 30 | 29 | 28 | 31 | 38 | 45 | 54 | 62 | 70 | 75 | 78 | 80 | 83 | 83 | 80 | 70 | 58 | 45 | 35 | 27 |
| Rain | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
